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Big Dog Backyard Ultra 2013

The Big Dog Backyard Ultra entry form is available for those interested. A unique experience in Tennessee on a 4 mile loop until you can’t run any more – last person standing wins. What: This […]

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Multiday News

Big Dog Backyard Ultra 2011

Gary Cantrell has come up with a new idea for a “last man standing” ultra challenge – run four miles every hour starting on the hour. The race will take place in October on a […]